* {
  margin: 0;
  padding: 0;
  -webkit-overflow-scrolling: touch;
}

html body {
  background-color:#f5f5f5;
  overflow-y: scroll;  
}

.wrapper {
  position: relative;
}

.header {
  width: 100%;
  display:flex;
  justify-content: center;
  
}

.content{
  /* position: absolute;
  top: 44px;
  left: 0;
  width: 100%;
  background-color:#fff; */
}

.tail {
  position: fixed;
  bottom: 0;
  left: 0;
  z-index: 1000;
  width: 100%;
  height:75px;
  background-color:#f5f5f5;
}

.tail {
  position: fixed;
  bottom: 0;
  left: 0;
  z-index: 1000;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  height: 75px;
  width: 100%;
  background-color: #fff;
}


 
